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Operating Manual - DPX-200 Parametric Equalizer - Compressor/Limiter
15. SCHEMATICS
1 2 3 4 5 6 7 8
A
B
C
D
E
F
8
7654321
F
E
D
C
B
A
APPROVED: Dwg #
Size
Drawn By
Print Date
Rev.
C
S:\Engineering\CLIENT98\5751\10s5751c-1.sch
10-Sep-2002
10s5751
DPX-200 Parametric + COMPRESSOR/LIMITER
James B Franks
Sheet # of
C
14
14:26:01
847 Holt Road
Webster, NY 14580-9103
Phone: Fax:
(716) 872-0010
(716) 872-0739
A->B @ 133%
C
$VKO\
$XGLR•,QF•
J4
47P3151
1
3
2
J9
47P1295
3
2
1
U6A
4560
R39
10.0K
R40
10.0K
R41
10.0K
C7
27P
C8
27P
R42
10.0K
PEAK BUS 2
5
6
4
SW2B
45P2600
C33
47U
OUT
3
2
1
U10A
4560
3
2
1
U8A
4560
5
6
7
U8B
4560
5
6
7
U9B
4560
VR8A
B20K
R53
10K
R54
10K
C9
NONE
R55
3.3K
R56
2K
R57
10K
C35
47u
5
6
4
SW3B
45P2600
VR12C
B10K
D8
1N4148
R63
10K
R67
10K
R64
33K
R65
10K
R66
1K
C37
47u
C11
.001u
5
6
4
SW9B
SW-DPDT
3
2
1
U9A
4560
R58
10K
R60
33K
R61
10K
R62
1K
C36
47u
C10
.001u
5
6
4
SW8B
SW-DPDT
R59
10K
VR11C
B10K
VR10
B10K
VR9
B10K
R68
10K
R69
10K
R70
3.3K
R71
2K
R72
10K
C38
47u
5
6
4
SW10B
SW-DPDT
D9
1N4148
C39
47u
R73
10K
R74
10K
F2 IN F3 INF1 IN F4 IN
PEAK BUS 2
F4 OUTF2 OUT F3 OUTF1 OUT
OUT
OUTOUTOUT
1.6KHz - 16KHz20Hz - 20KHz 20Hz - 20KHz40Hz - 400Hz
+/- 15 dB to each filter
LEVEL
C44
68p
D60
1N4148
PEAK BUS 2
2
3
1
SW13A
45P2600
5
6
4
SW13B
45P2600
R48
160
R49
620
R50
620
C32
.001u
C45
.001u
C46
100p
C61
100p
R51
3.3K
C87
47u 63v
C88
47u 63v
R52
10
R117
10
+18
-18
R118
8.66K
R119
8.66K
2
3 1
Q4
2N4125
2
3 1
Q5
2N4125